RHQ010 // The next series of questions are about {your/SP's} reproductive history. I will begin by asking about {your/SP's} periods or menstrual cycles. How old {were you/was SP} when {you/SP} had {your/her} first menstrual period?| dataset | nhanes2018 · NHANES 2017-2018 Cycle |
| type | categorical |
| role | |
| data file | RHQ_J |
| keywords |
| code | meaning |
|---|---|
6 to 19 | Range of Values |
0 | Hasn't started yet |
20 | 20 years or older |